standard_obj_draw.gml

var dialogObj = objectProperties[? "current_dialog"];

//if we're not currently in dialog and there's dialog queued up then show it
if( objectProperties[? "in_dialog"] == false && dialogObj != false )
{
    ds_map_set( objectProperties, "in_dialog", true );
    
    var newDialogObj = instance_create( x, y - 15, dialog_obj );
    newDialogObj.dialogObjToDraw = dialogObj;
    newDialogObj.parentInstance = self;
      
}